US2019199425A1PendingUtilityA1

Interference reduction from terrestrial base station transmission to fixed satellite service

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Assignee: TELCOM VENTURES LLCPriority: Dec 22, 2017Filed: Dec 5, 2018Published: Jun 27, 2019
Est. expiryDec 22, 2037(~11.4 yrs left)· nominal 20-yr term from priority
Inventors:Rajendra SinghGeorge Ronald Olexa
H04W 16/14H04W 72/0446H04W 72/0453H04B 7/18515H04B 7/18528H04B 7/15564H04B 7/18578
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Claims

Abstract

Methods of allocating C-band resources are provided. The method includes determining first C-band resources used for a Fixed Satellite Service (FSS), and determining an allocation of second C-band resources for a terrestrial Broadband Wireless Access (BWA) network based on both channel state information associated with the terrestrial BWA network and the first C-band resources used for the FSS. Related wireless electronic devices, and computer program products are also provided.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . A method of allocating C-band resources, the method comprising:
 determining first C-band resources used for a Fixed Satellite Service (FSS); and   determining an allocation of second C-band resources for a terrestrial Broadband Wireless Access (BWA) network based on both channel state information associated with the terrestrial BWA network and the first C-band resources used for the FSS.   
     
     
         2 . The method of  claim 1 , wherein the first C-band resources used for the FSS comprise a first FSS downlink data and a second FSS downlink data separated by a time gap between the first FSS downlink data and the second FSS downlink data, and wherein the determining the allocation of the second C-band resources for the terrestrial BWA network comprises:
 allocating the second C-band resources for the terrestrial BWA network for BWA transmission during the time gap between the first FSS downlink data and the second FSS downlink data.   
     
     
         3 . The method of  claim 2 , wherein the BWA transmission during the time gap between the first FSS downlink data and the second FSS downlink data does not interfere with the first FSS downlink data and does not interfere with the second FSS downlink data. 
     
     
         4 . The method of  claim 2 , wherein the allocating the second C-band resources for the terrestrial BWA network comprises:
 identifying the time gap between the first FSS downlink data and the second FSS downlink data; and   transmitting BWA data during the time gap that was identified.   
     
     
         5 . The method of  claim 4 , wherein the identifying the time gap and/or the transmitting BWA data are performed by a base station and/or a user equipment (UE). 
     
     
         6 . The method of  claim 1 , wherein the first C-band resources used for the FSS comprise FSS downlink data, and wherein the determining the allocation of the second C-band resources for the terrestrial BWA network comprises:
 allocating the second C-band resources for the terrestrial BWA network that overlap in time with the FSS downlink data.   
     
     
         7 . The method of  claim 6 , further comprising:
 performing, by a FSS receiver, Forward Error Correction (FEC) on the FSS downlink data to correct errors in the FSS downlink data caused by non-FSS transmissions on the second C-band resources that overlap in time with the FSS downlink data.   
     
     
         8 . The method of  claim 1 , further comprising:
 performing, by a FSS receiver, Forward Error Correction (FEC) on FSS downlink data to correct errors in the FSS downlink data caused by non-FSS transmissions on the second C-band resources that overlap in time with the FSS downlink data.   
     
     
         9 . The method of  claim 1 , wherein the first C-band resources used for the FSS comprise FSS downlink data distributed across a first C-band channel and a second C-band channel, and wherein the determining the allocation of the second C-band resources for the terrestrial BWA network comprises:
 allocating the second C-band resources for the terrestrial BWA network in a guard band that is between the first C-band channel and the second C-band channel.   
     
     
         10 . The method of  claim 9 , wherein a transmission by a base station and/or a user equipment (UE) in the second C-band resources for the terrestrial BWA network that were allocated in the guard band does not interfere with the first C-band channel and/or the second C-band channel. 
     
     
         11 . The method of  claim 1 , wherein the first C-band resources used for the FSS comprise a plurality of first FSS sub-bands used by the FSS, wherein the determining the allocation of the second C-band resources for the terrestrial BWA network comprises:
 allocating a second FSS sub-band for communication between a base station and/or a user equipment (UE) in the terrestrial BWA network, and   wherein the second FSS sub-band is different from ones of the plurality of the first FSS sub-bands.   
     
     
         12 . The method of  claim 11 , wherein the allocating the second FSS sub-band is performed by a base station controller. 
     
     
         13 . The method of  claim 1 , wherein the determining the allocation of the second C-band resources for the terrestrial BWA network comprises:
 receiving, from a monitor station, time slot information and/or frequency information associated with transmissions in the terrestrial BWA network;   determining available time slots and/or available frequency channels based on the time slot information and/or the frequency information; and   sending information associated with the available time slots and/or available frequency channels to a base station in the terrestrial BWA network for assignment for communication with one or more user equipments (UEs).   
     
     
         14 . The method of  claim 1 , wherein the determining the first C-band resources used for the FSS comprises:
 receiving information identifying the first C-band resources used for the FSS; and   determining the first C-band resources used for the FSS based on the information identifying the first C-band resources used for FSS.   
     
     
         15 . The method of  claim 14 , further comprising:
 communicating the allocation of the second C-band resources for the terrestrial BWA network to a base station and/or a user equipment (UE) in the terrestrial BWA network for use in BWA communication between the base station and the UE.   
     
     
         16 . The method of  claim 1 , wherein the determining the first C-band resources used for the FSS is performed by a monitor station located in close geographic proximity to an FSS receiver. 
     
     
         17 . The method of  claim 1 , wherein the determining the first C-band resources used for the FSS is performed by a user equipment (UE). 
     
     
         18 . The method of  claim 17 , further comprising:
 transmitting information from the UE to a base station in the terrestrial BWA network based on the first C-band resources used for the FSS.   
     
     
         19 . A wireless electronic device configured to perform the method of  claim 1 . 
     
     
         20 . A computer program product comprising:
 a non-transitory computer readable storage medium comprising computer readable program code therein that when executed by a processor causes the processor to perform the method of  claim 1 .   
     
     
         21 . A wireless electronic device comprising:
 a processor configured to perform operations comprising:
 determining first C-band resources used for a Fixed Satellite Service (FSS); and
 determining an allocation of second C-band resources for a terrestrial Broadband Wireless Access (BWA) network based on both channel state information associated with the terrestrial BWA network and the first C-band resources used for the FSS. 
 
   
     
     
         22 . The wireless electronic device of  claim 21 , wherein the first C-band resources used for the FSS comprise a first FSS downlink data and a second FSS downlink data separated by a time gap between the first FSS downlink data and the second FSS downlink data, and wherein the determining the allocation of the second C-band resources for the terrestrial BWA network comprises:
 allocating the second C-band resources for the terrestrial BWA network for BWA transmission during the time gap between the first FSS downlink data and the second FSS downlink data.   
     
     
         23 . The wireless electronic device of  claim 22 , wherein the allocating the second C-band resources for the terrestrial BWA network comprises identifying the time gap between the first FSS downlink data and the second FSS downlink data, the wireless electronic device further comprising:
 a transceiver configured to transmit BWA data during the time gap that was identified.   
     
     
         24 . The wireless electronic device of  claim 21 , wherein the processor is further configured to perform operations comprising:
 performing Forward Error Correction (FEC) on FSS downlink data to correct errors in the FSS downlink data caused by transmissions on the second C-band resources that overlap in time with the FSS downlink data.   
     
     
         25 . The wireless electronic device of  claim 21 , wherein the first C-band resources used for the FSS comprise FSS downlink data distributed across a first C-band channel and a second C-band channel, and wherein the determining the allocation of the second C-band resources for the terrestrial BWA network comprises:
 allocating the second C-band resources for the terrestrial BWA network in a guard band that is between the first C-band channel and the second C-band channel.   
     
     
         26 . The wireless electronic device of  claim 21 , wherein the first C-band resources used for the FSS comprise a plurality of first FSS sub-bands used by the FSS, wherein the determining the allocation of the second C-band resources for the terrestrial BWA network comprises:
 allocating a second FSS sub-band for communication between a base station and/or a user equipment (UE) in the terrestrial BWA network, and   wherein the second FSS sub-band is different from ones of the plurality of the first FSS sub-bands.   
     
     
         27 . The wireless electronic device of  claim 21 , further comprising:
 a transceiver configured to perform operations comprising:
 receiving, from a monitor station, time slot information and/or frequency information associated with transmissions in the terrestrial BWA network; and
 sending information associated with the time slot information and/or frequency information to a base station in the terrestrial BWA network for allocating for communication with one or more user equipments (UEs). 
 
   
     
     
         28 . The wireless electronic device of  claim 27 , wherein the processor is further configured to perform operations comprising:
 determining available time slots and/or available frequency channels based on the time slot information and/or the frequency information.

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